Radeon HD 7750 and Radeon HD 4730 - video card comparison

Radeon HD 7750

Radeon HD 4730

Architecture

GCN 1.0 (2012−2020)

TeraScale (2005−2013)

GPU code name

Cape Verde

RV770

Market segment

Desktop

Desktop

Release date

February 2012

June 2009

Bus support

PCIe 2.1 x16

-

Interface

PCIe 3.0 x16

PCIe 2.0 x16

Supplementary power connectors

None

1x 6-pin

Boost clock speed

800 MHz

-

Core clock speed

-

750 MHz

Floating-point performance

819.2 gflops

960.0 gflops

Manufacturing process technology

28 nm

55 nm

Number of transistors

1,500 million

956 million

Pipelines / CUDA cores

512

640

Power consumption (TDP)

75 Watt

110 Watt

Texture fill rate

25.60

24.00

Memory type

GDDR5

GDDR5

Maximum RAM amount

1 GB

512 MB

Memory bus width

128 Bit

128 Bit

Memory clock speed

1125 MHz

3600 MHz

Memory bandwidth

72 GB/s

57.6 GB/s

Display Connectors

1x DVI, 1x HDMI, 1x DisplayPort

2x DVI, 1x S-Video

Eyefinity

1

-

HDMI

+

-

DisplayPort support

+

-

DirectX

DirectX® 11

10.1 (10_1)

Mantle

-

-

OpenCL

1.2

1.1

OpenGL

4.6

3.3

Shader Model

5.1

4.1

Vulkan

-

N/A

AppAcceleration

-

-

CrossFire

1

-

Enduro

-

-

FreeSync

1

-

HD3D

-

-

PowerTune

-

-

TrueAudio

-

-

ZeroCore

-

-